Bosch Appliances 250SX NG, 250SX LP manual Parts list, Description Reference

Page 31

Interior components diagram and parts list

8.3Parts list

Item	Description	Reference
1	Front cover	8 705 421 837

2	Shield	8 705 506 661

3	Heat exchanger	8 705 406 285

4	Heat exchanger top gasket	8 704 701 052

5	Clip	8 716 102 607

6	Heat exchanger bottom gasket	8 704 701 054

7	O-ring	8 700 205 147

8	Temperature sensor	8 700 400 015

9	Washer 1/2"	8 710 103 045

10	Wireform spring	8 714 606 002

11	Air inlet duct	8 705 700 097

12	Water filter	8 700 507 001

13	O-ring	8 700 205 134

14	Water valve with engine	8 708 505 016

15	Main burner	8 708 120 515

16	Fan / Burner gasket	8 704 701 050

17	Set of electrodes	8 708 107 020

18	Exhaust Fan	8 707 204 039

19	Gas / Air Mixer	8 705 700 115

20	Mixer / Fan gasket	8 704 701 059

21	Gas valve washer	8 704 701 062

22	Gas valve	8 707 021 019

23	Gas valve washer	8 700 103 014

24	Remote control	8 707 207 153

25	Control unit	8 707 207 133

26	Ignition cable	8 704 401 220

27	Cables / 24V	8 704 401 214

28	Cables	8 704 401 239

29	Power supply cord	8 704 401 221

30	Overheat cutoff fuse	8 700 400 019

31	Flue gas exhaust accessory	8 705 504 137

32	Combustion air inlet accessory	8 705 504 116

33	Flue gas collector	8 705 700 100

34	Flue gas collector collar	8 705 700 114

35	Cold water pipe	8 700 715 156

36	Hot water pipe	8 700 715 155

37	Air inlet screen	8 700 507 069

38	Crossover tube	8 700 715 247

39	Overheat sensor (ECO)	8 707 206 204

Table 6

6 720 607 057

31

Image 31

Contents What to do if you smell gas SX NG SX LPFeaturing For your safetyIndex IndexFCC 250 SX Specifications Technical data FeaturesAppliance details Gas types DimensionsSafety devices CombustionDimensions Dimensions and Minimum installation clearancesGeneral rules to follow for safe operation Proper location for installing your heaterVenting Clearances Mounting installationCombustion air requirements Venting Room Venting options Minimum exhaust vent size and lengthOpen combustion installation Single Pipe System Appliance details Room sealed installation Twin Pipe SystemDescription Minimum distance 720 607 GAS Line Sizing ShownFor LP GAS For Natural GASBe Included in the Pipe Sizing Gas line sizingPlumbing Connections and Pressure Relief Valve Water connectionsWhat to do if YOU Smell GAS For your safety read before operating your water heaterElectrical connections Operating instructionsTo Turn OFF GAS to Appliance Operation instructions PowerTemperature selection Operation instructionsFlow/temperature charts Operation instructions Setting the water temperatureProgram button Use of remote control accessoryReset button OperationTroubleshooting Maintenance and serviceTemperature balance valves TroubleshootingUnbalanced pressure in water lines Chapter Troubleshooting Display Cause SolutionElectrical diagram Electrical diagramSX Functional scheme SX Functional schemeInterior components diagram and parts list Interior components diagram and parts listInterior components Components Diagram Components diagramDescription Reference Parts listAdjusting the unit Special adjustment for measuring and adjusting CO2 levelsLeave Program mode AdjustingComponents Protecting the environmentProtecting the environment PackingTwelve Year Limited Warranty Controlled Energy Corp